CR2 format contains uncompressed graphic data that was captured by Canon cameras. The format is based on TIFF specs and is aimed at storing the shots in RAW format. Different settings like exposition or white balance can be applied after the image is ported to PC. Some programs support CR2 format (Adobe Photoshop, ACD Systems Canvas). Besides graphics, CR2 file contains information about the shot, describing all its parameters that further can be changed without loss in quality.

May be the simplest file format, BMP was developed jointly by Microsoft and IBM. That is why it is widespread on Windows platform. This extension is characterized a raster graphic format which is recognized by many programs today. In comparison with other bitmap formats, JPEG and GIF, BMP keeps color data for each pixel in the image and doesn't compress images to decrease a file size. That is what makes it perfect file format for printable images.